public TestTranscript(byte[] label)
{
_strobe = new Strobe128("WabiSabi_v1.0");
var metadata = Enumerable.Concat(Encoding.UTF8.GetBytes("domain-separator"), BitConverter.GetBytes(label.Length)).ToArray();
_strobe.AddAssociatedMetaData(metadata, false);
_strobe.AddAssociatedData(label, false);
}
public TestTranscript(byte[] label)
{
_strobe = new Strobe128(ProtocolConstants.WabiSabiProtocolIdentifier);
var metadata = Enumerable.Concat(
Encoding.UTF8.GetBytes(ProtocolConstants.DomainStrobeSeparator),
BitConverter.GetBytes(label.Length)).ToArray();
_strobe.AddAssociatedMetaData(metadata, false);
_strobe.AddAssociatedData(label, false);
}
public SyntheticSecretNonceProvider(Strobe128 strobe, IEnumerable <Scalar> secrets, WasabiRandom random)
{
Guard.NotNullOrEmpty(nameof(secrets), secrets);
_strobe = strobe;
_secretCount = secrets.Count();
// add secret inputs as key material
foreach (var secret in secrets)
{
_strobe.Key(secret.ToBytes(), false);
}
_strobe.Key(random.GetBytes(32), false);
}
public SyntheticSecretNonceProvider(Strobe128 strobe, IEnumerable <Scalar> secrets, WasabiRandom random)
{
Guard.NotNullOrEmpty(nameof(secrets), secrets);
_strobe = strobe;
// add secret inputs as key material
foreach (var secret in secrets)
{
_strobe.Key(secret.ToBytes(), false);
}
// add randomness as key material
_strobe.Key(random.GetBytes(32), false);
// Set up a generator of vectors of scalars the size as secrets vector
Sequence = VectorGenerator(secrets.Count());
}
// Private constructor used for cloning.
private Transcript(Strobe128 strobe)
{
_strobe = strobe;
}
private StrobeHasher(string domain)
{
_strobe = new Strobe128(ProtocolConstants.WabiSabiProtocolIdentifier);
Append(ProtocolConstants.DomainStrobeSeparator, domain);
}
